Ключевые слова: adventure, agility, athletics, balance, bicycle, bike, carefree, caucasian, cheerful, child, city, confident, cycling, enjoy, european, exercise, fitness, freedom, happy, health, helmet, hobby, interest, joy, kid, leisure, mobility, pastime, performance, positive, protective, recreation, resilience, ride, safety, schooler, speed, sport, sustainability, training, transportation, vigor, vitality, wellbeing, wellness, white, youngster,